{"id":"https://openalex.org/W2063714913","doi":"https://doi.org/10.1378/chest.102.2.422","title":"Pneumococcal Antigen Persistence in Sputum from Patients with Community-Acquired Pneumonia","display_name":"Pneumococcal Antigen Persistence in Sputum from Patients with Community-Acquired Pneumonia","publication_year":1992,"publication_date":"1992-08-01","ids":{"openalex":"https://openalex.org/W2063714913","doi":"https://doi.org/10.1378/chest.102.2.422","mag":"2063714913","pmid":"https://pubmed.ncbi.nlm.nih.gov/1643926"},"language":"en","primary_location":{"id":"doi:10.1378/chest.102.2.422","doi":"https://doi.org/10.1378/chest.102.2.422","is_oa":false,"landing_page_url":"https://doi.org/10.1378/chest.102.2.422","pdf_url":null,"source":{"id":"https://openalex.org/S76900504","display_name":"CHEST Journal","issn_l":"0012-3692","issn":["0012-3692","1931-3543"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","doyens","jufo-2","ki-jl-3","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Chest","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5008754128","display_name":"Wim G. Boersma","orcid":"https://orcid.org/0000-0002-7908-9612","observed_orcids":["https://orcid.org/0000-0002-7908-9612"]},"institutions":[{"id":"https://openalex.org/I1334415907","display_name":"University Medical Center Groningen","ror":"https://ror.org/03cv38k47","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I1334415907"]}],"countries":["NL"],"is_corresponding":true,"raw_author_name":"Wim G. Boersma","raw_affiliation_strings":["Department of Pulmonary Diseases, University Hospital, Groningen, The Netherlands","Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pulmonary Diseases, University Hospital, Groningen, The Netherlands","institution_ids":["https://openalex.org/I1334415907"]},{"raw_affiliation_string":"Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands","institution_ids":["https://openalex.org/I1334415907"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084889004","display_name":"Alfred L\u00f6wenberg","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1334415907","display_name":"University Medical Center Groningen","ror":"https://ror.org/03cv38k47","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I1334415907"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Alfred L\u00f6wenberg","raw_affiliation_strings":["Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands","institution_ids":["https://openalex.org/I1334415907"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040370011","display_name":"Yvette Holloway","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1334415907","display_name":"University Medical Center Groningen","ror":"https://ror.org/03cv38k47","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I1334415907"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Yvette Holloway","raw_affiliation_strings":["Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands","institution_ids":["https://openalex.org/I1334415907"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066978329","display_name":"Henri\u00ebtte Kuttschr\u00fctter","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1334415907","display_name":"University Medical Center Groningen","ror":"https://ror.org/03cv38k47","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I1334415907"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Henri\u00ebtte Kuttschr\u00fctter","raw_affiliation_strings":["Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands","institution_ids":["https://openalex.org/I1334415907"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111679908","display_name":"Jan A. M. Snijder","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1334415907","display_name":"University Medical Center Groningen","ror":"https://ror.org/03cv38k47","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I1334415907"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Jan A.M. Snijder","raw_affiliation_strings":["Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands","Director of the Regional Public Health Laboratory"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands","institution_ids":["https://openalex.org/I1334415907"]},{"raw_affiliation_string":"Director of the Regional Public Health Laboratory","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109545473","display_name":"Gerard H. Ko\u00ebter","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1334415907","display_name":"University Medical Center Groningen","ror":"https://ror.org/03cv38k47","country_code":"NL","type":"healthcare","lineage":["https://openalex.org/I1334415907"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Gerard H. Ko\u00ebter","raw_affiliation_strings":["Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands","Professor of Pulmonology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pulmonary Diseases, University Hospital, and Department of Immunology Research, Regional Public Health Laboratory, Groningen, the Netherlands","institution_ids":["https://openalex.org/I1334415907"]},{"raw_affiliation_string":"Professor of Pulmonology","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5008754128"],"corresponding_institution_ids":["https://openalex.org/I1334415907"],"apc_list":{"value":4160,"currency":"USD","value_usd":4160},"apc_paid":null,"fwci":1.7724,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.84017953,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"102","issue":"2","first_page":"422","last_page":"427"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10654","display_name":"Pneumonia and Respiratory Infections","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10654","display_name":"Pneumonia and Respiratory Infections","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12167","display_name":"Bacterial Identification and Susceptibility Testing","score":0.000699999975040555,"subfield":{"id":"https://openalex.org/subfields/2726","display_name":"Microbiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11356","display_name":"Pleural and Pulmonary Diseases","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/community-acquired-pneumonia","display_name":"community-acquired pneumonia","score":0.871999979019165},{"id":"https://openalex.org/keywords/pneumococcal-carriage","display_name":"pneumococcal carriage","score":0.7250000238418579},{"id":"https://openalex.org/keywords/chronic-bronchitis","display_name":"chronic bronchitis","score":0.9399999976158142}],"concepts":[{"id":"https://openalex.org/C2776301714","wikidata":"https://www.wikidata.org/wiki/Q259346","display_name":"Sputum","level":3,"score":0.9105000495910645},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8163378834724426},{"id":"https://openalex.org/C2777914695","wikidata":"https://www.wikidata.org/wiki/Q12192","display_name":"Pneumonia","level":2,"score":0.7811182141304016},{"id":"https://openalex.org/C2779912665","wikidata":"https://www.wikidata.org/wiki/Q7581635","display_name":"Sputum culture","level":4,"score":0.687487781047821},{"id":"https://openalex.org/C2781253189","wikidata":"https://www.wikidata.org/wiki/Q221179","display_name":"Streptococcus pneumoniae","level":3,"score":0.65302574634552},{"id":"https://openalex.org/C205501099","wikidata":"https://www.wikidata.org/wiki/Q188990","display_name":"Gram staining","level":3,"score":0.6138389110565186},{"id":"https://openalex.org/C147483822","wikidata":"https://www.wikidata.org/wiki/Q103537","display_name":"Antigen","level":2,"score":0.6102275848388672},{"id":"https://openalex.org/C37977956","wikidata":"https://www.wikidata.org/wiki/Q1806946","display_name":"Latex fixation test","level":3,"score":0.5780127644538879},{"id":"https://openalex.org/C2779892413","wikidata":"https://www.wikidata.org/wiki/Q7205992","display_name":"Pneumococcal pneumonia","level":4,"score":0.524692952632904},{"id":"https://openalex.org/C2776102371","wikidata":"https://www.wikidata.org/wiki/Q460030","display_name":"Community-acquired pneumonia","level":3,"score":0.48468855023384094},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.45479893684387207},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.44652581214904785},{"id":"https://openalex.org/C501593827","wikidata":"https://www.wikidata.org/wiki/Q12187","display_name":"Antibiotics","level":2,"score":0.3023737967014313},{"id":"https://openalex.org/C89423630","wikidata":"https://www.wikidata.org/wiki/Q7193","display_name":"Microbiology","level":1,"score":0.25045686960220337},{"id":"https://openalex.org/C159654299","wikidata":"https://www.wikidata.org/wiki/Q79460","display_name":"Antibody","level":2,"score":0.16955596208572388},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.15438386797904968},{"id":"https://openalex.org/C2781069245","wikidata":"https://www.wikidata.org/wiki/Q12204","display_name":"Tuberculosis","level":2,"score":0.12769362330436707},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.08879551291465759}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000369","descriptor_name":"Aged, 80 and over","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000900","descriptor_name":"Anti-Bacterial Agents","qualifier_ui":"Q000627","qualifier_name":"therapeutic use","is_major_topic":false},{"descriptor_ui":"D000942","descriptor_name":"Antigens, Bacterial","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D001991","descriptor_name":"Bronchitis","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007841","descriptor_name":"Latex Fixation Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011014","descriptor_name":"Pneumonia","qualifier_ui":"Q000145","qualifier_name":"classification","is_major_topic":false},{"descriptor_ui":"D011014","descriptor_name":"Pneumonia","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":false},{"descriptor_ui":"D011014","descriptor_name":"Pneumonia","qualifier_ui":"Q000209","qualifier_name":"etiology","is_major_topic":false},{"descriptor_ui":"D011018","descriptor_name":"Pneumonia, Pneumococcal","qualifier_ui":"Q000145","qualifier_name":"classification","is_major_topic":false},{"descriptor_ui":"D011018","descriptor_name":"Pneumonia, Pneumococcal","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D011018","descriptor_name":"Pneumonia, Pneumococcal","qualifier_ui":"Q000188","qualifier_name":"drug therapy","is_major_topic":false},{"descriptor_ui":"D013183","descriptor_name":"Sputum","qualifier_ui":"Q000276","qualifier_name":"immunology","is_major_topic":true},{"descriptor_ui":"D013183","descriptor_name":"Sputum","qualifier_ui":"Q000382","qualifier_name":"microbiology","is_major_topic":false},{"descriptor_ui":"D013296","descriptor_name":"Streptococcus pneumoniae","qualifier_ui":"Q000276","qualifier_name":"immunology","is_major_topic":true},{"descriptor_ui":"D013296","descriptor_name":"Streptococcus pneumoniae","qualifier_ui":"Q000302","qualifier_name":"isolation & purification","is_major_topic":false},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.1378/chest.102.2.422","doi":"https://doi.org/10.1378/chest.102.2.422","is_oa":false,"landing_page_url":"https://doi.org/10.1378/chest.102.2.422","pdf_url":null,"source":{"id":"https://openalex.org/S76900504","display_name":"CHEST Journal","issn_l":"0012-3692","issn":["0012-3692","1931-3543"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","doyens","jufo-2","ki-jl-3","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Chest","raw_type":"journal-article"},{"id":"pmid:1643926","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/1643926","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Chest","raw_type":"Comparative Study"},{"id":"pmh:oai:pure.rug.nl:openaire_cris_publications/46adb5ab-542b-4481-942d-28ecd4e1bc77","doi":null,"is_oa":false,"landing_page_url":"https://hdl.handle.net/11370/46adb5ab-542b-4481-942d-28ecd4e1bc77","pdf_url":null,"source":{"id":"https://openalex.org/S4306400420","display_name":"University of Groningen research database (University of Groningen / Centre for Information Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I169381384","host_organization_name":"University of Groningen","host_organization_lineage":["https://openalex.org/I169381384"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Boersma, W G, L\u00f6wenberg, A, Holloway, Y, Kuttschr\u00fctter, H, Snijder, J A M & Ko\u00ebter, G H 1992, 'Pneumococcal Antigen Persistence in Sputum from Patients with Community-Acquired Pneumonia', Chest, vol. 102, no. 2, pp. 422-427. https://doi.org/10.1378/chest.102.2.422","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:rug:oai:pure.rug.nl:publications/46adb5ab-542b-4481-942d-28ecd4e1bc77","doi":null,"is_oa":false,"landing_page_url":"https://research.rug.nl/en/publications/46adb5ab-542b-4481-942d-28ecd4e1bc77","pdf_url":null,"source":{"id":"https://openalex.org/S4306400420","display_name":"University of Groningen research database (University of Groningen / Centre for Information Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I169381384","host_organization_name":"University of Groningen","host_organization_lineage":["https://openalex.org/I169381384"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Chest, 102(2), 422 - 427. ELSEVIER SCIENCE BV","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.9940000176429749}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1580349899","https://openalex.org/W1586660923","https://openalex.org/W1740886108","https://openalex.org/W1950340876","https://openalex.org/W1963980193","https://openalex.org/W2014646984","https://openalex.org/W2035696644","https://openalex.org/W2042075062","https://openalex.org/W2043869644","https://openalex.org/W2050480073","https://openalex.org/W2056950860","https://openalex.org/W2065484341","https://openalex.org/W2080234990","https://openalex.org/W2081519963","https://openalex.org/W2112921244","https://openalex.org/W2166068784","https://openalex.org/W2401677134","https://openalex.org/W4244439913"],"related_works":["https://openalex.org/W2166068784","https://openalex.org/W1740886108","https://openalex.org/W135585706","https://openalex.org/W2038515507","https://openalex.org/W1950340876","https://openalex.org/W2112921244","https://openalex.org/W2042075062","https://openalex.org/W1997190003","https://openalex.org/W2050480073","https://openalex.org/W1905853722"],"abstract_inverted_index":null,"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}